diff --git a/ThirdParty/mingwBuild/x64/patches/scotch_6.0.4/src/Makefile.inc b/ThirdParty/mingwBuild/x64/patches/scotch_6.0.4/src/Makefile.inc
index c1f17a19a..69c4c02c0 100644
--- a/ThirdParty/mingwBuild/x64/patches/scotch_6.0.4/src/Makefile.inc
+++ b/ThirdParty/mingwBuild/x64/patches/scotch_6.0.4/src/Makefile.inc
@@ -46,7 +46,7 @@ LDFLAGS    	+= -L$(MPI_ROOTDIR)/bin -lm -lmpi -lmpid
 #PTHREAD_ROOTDIR		= $(PGMFILES)/pthread-win32
 #CFLAGS_INC		+= -I$(PTHREAD_ROOTDIR)/include
 #CLIBFLAGS	=
-LDFLAGS		+= -L$(PTHREADS_HOME)/Pre-built.2/lib/x64 -lpthreadGC2
+LDFLAGS		+= -L$(PTHREADS_HOME)/Pre-built.2/lib/x64 -lpthread
 
 #--- zlib: Uncomment for compressed files
 #ZLIB_ROOTDIR		= $(PGMFILES)/zlib-1.2.3
@@ -58,7 +58,7 @@ LDFLAGS	+= -lz
 #CFLAGS_DEF	+= -DCOMMON_PTHREAD -DCOMMON_FILE_COMPRESS_GZ
 
 #--- SCOTCH_PTHREAD: Uncomment for threaded MPI
-#CFLAGS_DEF	+= -DSCOTCH_PTHREAD
+CFLAGS_DEF	+= -DSCOTCH_PTHREAD
 
 CFLAGS		= $(CFLAGS_CPL) $(CFLAGS_INC) $(CFLAGS_DEF)
 CP			= cp